title: Absence of effect of the body position on arterial blood gases.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002245:Carbon Dioxide / Q000097:blood*; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000097:blood*; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000097:blood*; D011187:Posture
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen